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參數(shù)資料
| 型號： | 74AC541TTR |
| 英文描述： | 8-Bit Non-Inverting Buffer/Driver |
| 中文描述： | 8位非反向緩沖器/驅(qū)動器 |
| 文件頁數(shù)： | 4/9頁 |
| 文件大?。?/td> | 69K |
| 代理商： | 74AC541TTR |
74AC541
4/9
AC ELECTRICAL CHARACTERISTICS
(C
L
= 50 pF, R
L
= 500
, Input t
r
= t
f
= 3ns)
(*) Voltage range is 3.3V
±
0.3V
(**) Voltage range is 5.0V
±
0.5V
CAPACITIVE CHARACTERISTICS
1) C
PD
is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without
load. (Refer to TestCircuit). Averageoperating current canbe obtained by the following equation. I
CC(opr)
=C
PD
xV
CC
x f
IN
+I
CC
/8 (percircuit)
TEST CIRCUIT
C
L
= 50pF or equivalent (includes jig and probe capacitance)
R
L
= R
1
= 500
or equivalent
R
T
= Z
OUT
of pulse generator (typically 50
)
Symbol
Parameter
Test Condition
Value
Unit
V
CC
(V)
T
A
= 25
°
C
-40 to 85
°
C
-55 to 125
°
C
Min.
Typ.
Max.
Min.
Max.
Min.
Max.
t
PLH
t
PHL
Propagation Delay
Time
3.3
(*)
5.0
(**)
3.3
(*)
5.0
(**)
3.3
(*)
5.0
(**)
1.5
5.0
8.0
1.5
9.0
1.5
9.0
ns
1.5
4.0
6.5
1.5
7.0
1.5
7.0
t
PZL
t
PZH
Output Enable
Time
1.5
7.0
10.5
1.5
11.5
1.5
11.5
ns
1.5
5.0
8.0
1.5
8.5
1.5
8.5
t
PLZ
t
PHZ
Output Disable
Time
1.5
7.0
10.5
1.5
11.5
1.5
11.5
ns
1.5
5.0
9.0
1.5
9.5
1.5
9.5
Symbol
Parameter
Test Condition
Value
Unit
V
CC
(V)
T
A
= 25
°
C
-40 to 85
°
C
-55 to 125
°
C
Min.
Typ.
Max.
Min.
Max.
Min.
Max.
C
IN
Input Capacitance
Output
Capacitance
Power Dissipation
Capacitance (note
1)
5.0
5
pF
C
OUT
5.0
11
pF
C
PD
5.0
f
IN
= 10MHz
30
pF
TEST
SWITCH
t
PLH
, t
PHL
t
PZL
, t
PLZ
t
PZH
, t
PHZ
Open
2V
CC
Open
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